CP Piston MX1026-P

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CP MX1026-P piston kit for the Yamaha YFZ450 and YFZ450R 2004-2025. Rings, clips, and pin all included. Project X pro piston kit. Profiled pin bore Updated thinner rings. Redesigne d for more power and durability. 95mm bore (stock) 13.5:1 compression ratio. This piston is for use with the stock rod, Carrillo rod #PSR8808, or another stock replacement rod. Show more